17428565

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 27578880

約数和(自身を除く): 10150315

約数列:

[1, 5, 7, 11, 29, 35, 49, 55, 77, 145, 203, 223, 245, 319, 385, 539, 1015, 1115, 1421, 1561, 1595, 2233, 2453, 2695, 6467, 7105, 7805, 10927, 11165, 12265, 15631, 17171, 32335, 45269, 54635, 71137, 78155, 85855, 120197, 226345, 316883, 355685, 497959, 600985, 1584415, 2489795, 3485713, 17428565]

約数ペア:

[(1, 17428565), (5, 3485713), (7, 2489795), (11, 1584415), (29, 600985), (35, 497959), (49, 355685), (55, 316883), (77, 226345), (145, 120197), (203, 85855), (223, 78155), (245, 71137), (319, 54635), (385, 45269), (539, 32335), (1015, 17171), (1115, 15631), (1421, 12265), (1561, 11165), (1595, 10927), (2233, 7805), (2453, 7105), (2695, 6467)]